A Stone Age Themed resource to introduce adding two and three digit number, including words problems. Includes two levels of children's activities and challenge questions, finishing with a reasoning problem for the plenary. A 10 page resource that can be easily adapted to simplify to 2 digit numbers or extend to adding two 3 digit numbers.
Lovely practical task that involves measuring flint and then adding the length of flint and sticks to make spears for Stig, with printable flint for the children to measure.